1401134321400 has 192 divisors, whose sum is σ = 4901774659200. Its totient is φ = 327956160000.

The previous prime is 1401134321387. The next prime is 1401134321491. The reversal of 1401134321400 is 41234311041.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3468826 + ... + 3851625.

It is an arithmetic number, because the mean of its divisors is an integer number (25530076350).

Almost surely, 2^{1401134321400} is an apocalyptic number.

1401134321400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401134321400 is an abundant number, since it is smaller than the sum of its proper divisors (3500640337800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1401134321400 is a wasteful number, since it uses less digits than its factorization.

1401134321400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7320510 (or 7320501 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1401134321400 its reverse (41234311041), we get a palindrome (1442368632441).

The spelling of 1401134321400 in words is "one trillion, four hundred one billion, one hundred thirty-four million, three hundred twenty-one thousand, four hundred".